@article{
  author = {Matinfar, M., ezadi, S.},
  title = {A new method for ranking of Z-numbers},
  journal = {Journal of New Researches in Mathematics},
  year = {1970},
  volume = {5},
  issue = {3},
  pages = {71-80},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/797622}
}